WO2019069330A1 - Module de construction et procédé de fabrication associé - Google Patents

Module de construction et procédé de fabrication associé Download PDF

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Publication number
WO2019069330A1
WO2019069330A1 PCT/IT2017/000159 IT2017000159W WO2019069330A1 WO 2019069330 A1 WO2019069330 A1 WO 2019069330A1 IT 2017000159 W IT2017000159 W IT 2017000159W WO 2019069330 A1 WO2019069330 A1 WO 2019069330A1
Authority
WO
WIPO (PCT)
Prior art keywords
oblong
component
projecting portions
portions
construction module
Prior art date
Application number
PCT/IT2017/000159
Other languages
English (en)
Other versions
WO2019069330A8 (fr
Inventor
Ruggero MONTAGNESE
Angelo Zinutti
Original Assignee
Montagnese Ruggero
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montagnese Ruggero filed Critical Montagnese Ruggero
Priority to PCT/IT2017/000159 priority Critical patent/WO2019069330A1/fr
Priority to EP17797997.8A priority patent/EP3692224A1/fr
Publication of WO2019069330A1 publication Critical patent/WO2019069330A1/fr
Publication of WO2019069330A8 publication Critical patent/WO2019069330A8/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/42—Gratings; Grid-like panels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/42—Gratings; Grid-like panels
    • E04C2/421—Gratings; Grid-like panels made of bar-like elements, e.g. bars discontinuous in one direction
    • E04C2/422—Gratings; Grid-like panels made of bar-like elements, e.g. bars discontinuous in one direction with continuous bars connecting at crossing points of the grid pattern
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/42—Gratings; Grid-like panels
    • E04C2/427—Expanded metal or other monolithic gratings

Definitions

  • the present invention relates to a construction module and to the related method of manufacturing said construction module.
  • a construction module is manufactured with a composite material comprising reinforcing fibres such as, merely by way of example, glass, carbon, boron, basalt or aramid fibres, immersed in a polymerized binding resin.
  • reinforcing fibres such as, merely by way of example, glass, carbon, boron, basalt or aramid fibres
  • the present invention is applied, even though not exclusively, for the creation of waikable surfaces such as walkways, stairs, window well covers, fences or gates, or for the creation of structural elements such as formworks, floodgates, floors.
  • Construction modules made of composite material called also pultruded gratings, reinforced with fibres and obtained through composition of pultruded profiles, are known.
  • Molded gratings obtained through specific molds, to obtain construction modules, also of great dimensions, with different types of meshes, different height or thickness of the bars, and different height of the manufactured product, are also known and more widespread.
  • Known gratings are usually composed of a series of first oblong elements and of a series of second oblong elements formed in a single body in relation to one another so as to define a plane reticular body.
  • the first oblong elements are placed parallel to each other along a first direction, while the second oblong elements are placed parallel to each other along a second direction, orthogonal to the first direction.
  • the reticular plane body that is achieved is provided with a plurality of openings or cavities and defines a first surface, waikable in use, and a second surface, opposite said first surface.
  • Said plane reticular body can have a height, that is the dimension evaluated in a direction orthogonal to the plane development of the plane reticular body, set depending on the mechanical resistance desired for the specific application of the construction module.
  • the height of the plane reticular body can be comprised, for instance, between 15 mm and 60 mm.
  • the above-mentioned plane reticular body having a reduced thickness, for instance comprised between 6 mm and 12 mm, and to form, in a single piece with said plane body, a plurality of oblong portions projecting orthogonally with respect to the second surface of the plane body.
  • the oblong portions usually comprise first oblong portions, placed parallel to one another, and second oblong portions, placed parallel to one another and transverse to the first oblong portions.
  • first oblong portions and the second oblong portions are generally distanced from one another by a distance that is greater than the distance provided between the first oblong elements or between the second oblong elements of the plane body.
  • Each first oblong portion usually projects in continuation of one of the first oblong elements, while each second oblong portion projects in continuation of one of the second oblong elements.
  • the first oblong portions and the second oblong portions together define a grid with a reticular mesh of bigger dimensions, generally a whole multiple, with respect to those of the grid of the plane body.
  • a construction module according to the present invention is manufactured in a fibre-reinforced composite material and comprises a first component defined by:
  • first plane reticular body defined by oblong elements crossing each other, and having a first surface, walkable in use, and a second surface opposite said first surface, and
  • the construction module comprises a second plane component, parallel to the first component and integrally associated with the projecting portions.
  • the second plane component in fact, provides the first component with a structural reinforcement and prevents the projecting portions from spreading apart from one another because of the stresses acting on the first surface of the first plane reticular body.
  • first component and second component shall not be restricted to a solution where the first component and the second component shall be meant as separate bodies and subsequently joined together, but said first component and second component shall be meant as parts, or portions that, on their whole, define the entire construction module.
  • a part or portion of the first component can be formed in a single body with a part or portion of the second component, or vice versa.
  • the particular conformation of the construction module as defined above is particularly light as compared to similar construction modules, of the known prior art, having the same mechanical resistance.
  • Forms of embodiment of the present invention refer also to the process for manufacturing a construction module as defined above.
  • FIG. 1 is an exploded top view of a construction module in accordance with a possible form of embodiment of the present invention
  • FIG. 1 is an exploded view of the construction module of figure 1 in an upside-down position
  • figure 3 is a lateral sectional view of the construction module of figure 1 ;
  • the construction module 10 in accordance with the present invention, is manufactured in a fibre-reinforced composite material.
  • fibre-reinforced polymer material or composite material
  • a material having a mainly polymer base with integrated fibres is meant.
  • the fibres can be selected from a group comprising at least one among glass fibres, boron fibres, carbon fibres, aramid fibres, basalt fibres.
  • the polymer base used can be selected from a group comprising at least one among polyester resins, phenolic resins, epoxy resins, vinyl esters, or the like.
  • the construction module 10 in accordance with the present invention comprises at least a first structural component 21 that is defined by a first plane reticular body 1 1 and by a plurality of portions 17, 18 projecting from the first body 1 1 , and as defined below.
  • the first body 1 1 is defined by oblong elements 12, 13 crossing each other and has a first surface 14, walkable in use, and a second surface 15 opposite the first surface 14.
  • the oblong elements can comprise first oblong elements 12, placed parallel to one another, and second oblong elements 13, placed parallel to one another and transverse to the first oblong elements 12. Additionally, the first oblong elements 12 and the second oblong elements 13 are made in a single body in relation to one another.
  • the crossed arrangement of the first oblong elements 12 and of the second oblong elements 13 allows to define openings 16 that give the first body 1 1 a reticular structure.
  • the openings 16 can have a rectangular or square shape if the first oblong elements 12 and the second oblong elements 13 are substantially orthogonal to each other.
  • the reticular mesh defined by the first oblong elements 12 and by the second oblong elements 13 has a square shape with a side of the square comprised between 8 mm and 50 mm, preferably between 19 mm and 50 mm.
  • the first oblong elements 12 and the second oblong elements 13 can have a rhomboid shape, or of a parallelogram, if they cross each other at an angle other than 90°.
  • the first oblong elements 12 and the second oblong elements 13 can have a shape of the cross section that is trapezoid, or substantially rectangular.
  • the first oblong elements 12 and the second oblong elements 13 can have, on the side directed towards the first surface 14, a concave surface, of the meniscus type, having a non-slip or non-skid function.
  • the first surface 14 of the first body 11 is provided with a plurality of surface irregularities to provide the construction module 10 with non-slip and/or non-skid properties.
  • the surface irregularities can be defined by knurls or by particles, such as quartz, or sand, integrated in the first surface 14.
  • the projecting portions 17, 18 of the first component 21 are integrally associated with the first body 1 1 and project orthogonally from the second surface 15 of the first body 1 1.
  • the projecting portions 17, 18 can be formed in a single piece with the first body 1 1 as illustrated for example in the forms of embodiment of the figures 1 -4 and 6 and 7. Simply by way of example, it can be provided that the projecting portions 17, 18 are made during the step of manufacturing the first body 1 1, for example in the same manufacturing mold.
  • the projecting portions 17, 18 are integrally connected to the first body 11 "freshly", i.e. before the polymer resin of the latter has cross-linked for instance as illustrated in figure 8.
  • the projecting portions 17, 18 were manufactured previously, possibly associated with a further component as described below, and that during the operations of manufacturing the first body 1 1 said projecting portions 17, 18 are integrally associated during the cross-linking of the resin of the first body 1 1 , directly in the manufacturing mold of the latter.
  • the fibers and the resin are deposited in a mold according to a predefined pattern and that, before the resin is polymerized, at least the projecting portions 17, 18 are associated.
  • the projecting portions 17, 18 can be connected with the first body 1 1 by means of gluing (figure 5).
  • Gluing can be effected by means of the use for example of polyurethane or silicone glues, or for example of epoxy resins, polyesters, or vinyl esters, etc.
  • Said solution of embodiment allows to manufacture in a separate manner the first body 1 1 and the projecting portions 17, 18, and subsequently to integrally connect said components to one another.
  • the projecting portions are placed parallel to one another.
  • the above-mentioned projecting portions can comprise first oblong portions 17, placed parallel to one another, and second oblong portions 18, placed parallel to one another and transverse to the first oblong portions 17.
  • oblong portions it is meant that they have a dimension of their length that is much greater than the dimensions of the cross section.
  • first oblong portions 17 and the second oblong portions 18 are formed in a single body in relation to one another to define a grid having a mesh of bigger dimensions with respect to those of the grid defined by the first body 11.
  • the grid defined by the first oblong portions 17 and by the second oblong portions 18 has dimensions that amount at least to the double, or in general to a multiple, of the dimensions of the grid defined by the first body 1 1.
  • the first oblong elements 12 or the second oblong elements 13 are reciprocally distanced from one another by a first distance Dl .
  • the first oblong portions 17 or the second oblong portions 18 are reciprocally distanced from one another by a second distance D2 that is greater than the first distance Dl .
  • the above-mentioned second distance D2 can be a multiple, for example 2, 3 or 4 times greater than the above-mentioned first distance Dl.
  • first oblong portions 17, or of second oblong portions 18 there can be provided that between a couple of first oblong portions 17, or of second oblong portions 18, at least three, preferably four first oblong elements 12 or second oblong elements 13, respectively, are positioned.
  • the first oblong portions 17 and the second oblong portions 18 are formed in a single body in relation to one another and as a separate component with respect to the first body 1 1. Subsequently, said separate component is integrally connected to the first body 1 1 for instance by means of bonding agents, or embedded in a part of the first body 1 1 for example during the steps of manufacturing the latter.
  • each of the above- mentioned first oblong portions 17 is parallel to and overlapping a respective first oblong element 12 and each of the above-mentioned second oblong portions 18 is parallel to and overlapping a respective second oblong element 13.
  • the first oblong portions 17 and the second oblong portions 18 are overlapping, over their entire length, the respective first oblong elements 12 and the second oblong elements 13, respectively.
  • the first oblong elements 12 and the first oblong portions 17 define a shape of the cross section resembling a "T” or an "L”
  • the second oblong elements 13 and the second oblong portions 18 define a shape of the cross section resembling a "T” or an "L”.
  • T T- or "L”-shaped cross section a section is meant that is defined by a first segment and by a second segment, both with an elongate quadrangular shape, and in which the first segment is placed incident against the second segment.
  • Said configuration of embodiment allows to give the first component 21 a high mechanical resistance.
  • the first body 1 1 can be provided with reticular meshes 19 arranged in the openings 16 provided between the first oblong elements 12 and the second oblong elements 13.
  • the above-mentioned reticular meshes 19 are formed in an inner position of the openings 16, or in bas-relief with respect to the above- mentioned first surface 14 of the first body 1 1. In this manner, also when treading over the construction module 10, a damage to the reticular meshes 19 is avoided.
  • Said solution of embodiment can be particularly effective if it is desirable to give the construction module 10 also a function of ball-proof containment, that is to give the construction module 10 a function of holding bodies.
  • the first body 1 1 can have a first height HI, which, merely by way of example, is comprised between 4 mm and 10 mm.
  • the height H 1 identifies the dimension of the first body 11 in a direction orthogonal to its plane development.
  • the projecting portions 17, 18 can have a second height H2, which is comprised between 1 and 10 times the first height HI .
  • the construction module 10 comprises a second structural component 22, plane, parallel to the first component 21 and integrally associated with the projecting portions 17, 18.
  • integrally associated it is meant that the two components considered are connected to each other unremovably.
  • the second component 22 is glued to the projecting portions 17, 18.
  • the projecting portions 17, 18 are integrally associated with the second component 22 for example before the latter has completely cross-linked. Namely, in other words, it can be provided that for the manufacturing of the second component 22, fibers and resin are deposited in a mold and, before the resin is cross-linked, it is provided to position said projecting portions 17, 18 in contact with the second component 22. The further cross-linkage of the resin determines the solid connection between the projecting portions 17, 18 and the second component 22.
  • the projecting portions 17, 18 are formed in a single body with the second component 22, for example during the steps of manufacturing the latter, and subsequently the projecting portions 17, 18 are integrally coupled to the first body 1 1.
  • the projecting portions 17, 18 are integrally connected to the second component 22 by means of mechanical connection elements, or by means of generation of geometrical connections, for instance fitting connections.
  • the integral connection of the second component 22 with the projecting portions 17, 18 of the first component 21 allows to increase the structural resistance of the construction module 10, and in particular to reduce the tendency to bending and/or to deformation of the projecting portions 17, 18 in the presence of the normal stresses acting on walkways.
  • the second component 22 is also manufactured in a fibre-reinforced composite material.
  • the second component 22 has a reticular structure defined by a plurality of oblong segments 23, 24 crossing each other to define a reticular mesh.
  • the second component 22 is defined by first oblong segments 23 and by second oblong segments 24, placed transverse to the first oblong segments 23.
  • first oblong segments 23 and the second oblong segments 24 are formed in a single body in relation to one another.
  • the reticular mesh defined by the oblong segments 23, 24 can be substantially similar to the one defined by the first body 1 1 defined above.
  • the dimensions of the meshes defined by the oblong segments 23, 24 are similar to those defined by the oblong elements 12 and 13. This solution of embodiment allows to obtain a construction module 10 that is structurally balanced with respect to the plane passing through the centre-line of the same.
  • the second component 22 has a conformation that is the same as that of the first component 21.
  • the first projecting portions 17 are integrally associated with some of the first segments 23, while the second projecting portions 18 are integrally associated with the second segments 24.
  • the projecting portions 17, 18 of the first component 21 are integrally associated with those of the second component 22.
  • Said configuration of embodiment of figure 4 allows to define a construction module 10 that behaves structurally like a rank of double-T beams placed side by side and crossing each other, in which the central core of the double-T beam is defined by the connection of the projecting portions 17, 18 of the first component 21 with those of the second component 22, while the flanges of the double-T beam are defined by the oblong segments 23, 24 and by the oblong elements 12, 13.
  • the second component 22 is defined by a plurality of first bars 25, placed parallel to one another, and by a plurality of second bars 26, placed parallel to one another and transverse to the first bars 25.
  • the first bars 25 and the second bars 26 have a shape of the cross section resembling a "T” or an "L", in which the free ends of the "T” or “L” connect, by overlapping over the entire length, with the first projecting portions 17 and with the second projecting portions 18.
  • the first bars 25 and the second bars 26 can be substantially orthogonal to one another.
  • each first bar 25 and second bar 26 a greater bearing capacity, in the two orthogonal directions, of resistance to stresses, and in particular to bending stresses as compared with the known solutions for molded gratings in which transverse elements have a substantially rectangular or trapezoid shape.
  • Forms of embodiment of the present invention refer also to a method for manufacturing the construction module 10 described above, which provides to manufacture a first component 21 made with a first plane reticular body 1 1 defined by oblong elements 12, 13 crossing each other, and having a first surface 14, walkable in use, and a second surface 15 opposite the first surface 14, and in which the method provides to integrally associate with the first body 1 1 a plurality of projecting portions 17, 18 projecting orthogonally with respect to the second surface 15.
  • the projecting portions 17, 18 can be made in a single body, for example in the same mold, with the first body 1 1.
  • the projecting portions 17, 18 are integrally associated with the first body 1 1 by gluing.
  • the fibers and resin are deposited in a mold according to a predefined pattern and it can be provided to position, resting on the latter, the projecting portions 17, 18 manufactured previously, so that the resin of the first body 1 1 incorporates, namely solidly connects, the projecting portions 17, 18, once the resin is cross-linked.
  • This solution of embodiment is particularly advantageous, since the resistance of the connection is particularly high, and glues or auxiliary bonding resins are not necessary.
  • the projecting portions 17, 18 are integrally associated with the first body 1 1 by means of fits or by means of mechanical connection elements.
  • the projecting portions 17, 18 are integrally associated with the second component 22 by gluing.
  • the cross-linking of the resin determines the integral connection between the projecting portions 17, 18 and the second component 22.
  • the projecting portions 17, 18 of the first component 21, manufactured previously are integrally associated, during cross-linking of the resin of the second component 22, in the manufacturing mold of the latter.
  • the fibers and the resin are deposited in a mold according to a predefined pattern and, before the resin is cross-linked, the projecting portions 17, 18 are positioned in contact with the second component 22.
  • Said method of manufacturing can be used, for instance, to make the construction module illustrated in figures 3 and 5.
  • the second component 22, manufactured previously is integrally associated with the latter, during cross- linking of the resin of the projecting portions 17, 18, in the manufacturing mold of the latter.
  • the projecting portions 17, 18 can be formed in a single body with the second component 22, for example in the same mold.
  • the projecting portions 17, 18 can be connected with the second component 22 for instance by means of mechanical connections or fits.
  • the method according to the present invention provides to manufacture said projecting portions 17, 18 as a solid body with oblong segments 23, 24 of the second component 22 to define longitudinal bars, possibly crossing each other, having a shape of the cross section resembling a "T" or an "L".
  • the method can provide the manufacturing of said first body 1 1 in a mold, by depositing said fibers and resin in the mold, and that before the resin of the first body is polymerized, it is provided to position said projecting portion 17, 18 in contact with the first body, said projecting portions being previously manufactured as a solid body with the oblong segments 23, 24.
  • the cross-linkage of the resin defines the solid coupling between the projecting portions 17, 18 and the oblong elements 12, 13 of the first body 1 1.
  • the second plane component 22 can be defined by a plane plate having a uniform height and without openings.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)

Abstract

L'invention concerne un module de construction (10) constitué d'un matériau composite renforcé de fibres et comprenant un premier composant (21) défini par un premier corps réticulaire plan (11) défini par des éléments oblongs (12, 13) se croisant mutuellement et ayant une première surface (14), sur laquelle on peut marcher en cours d'utilisation, et une seconde surface (15), opposée à ladite première surface (14). Une pluralité de parties faisant saillie (17, 18) est associée de façon solidaire audit premier corps (11) et fait saillie orthogonalement par rapport à la seconde surface (15). Le module de construction (10) comprend en outre un second composant plan (22), parallèle au premier composant (21) et associé d'un seul tenant aux parties saillantes (17, 18).
PCT/IT2017/000159 2017-07-27 2017-10-06 Module de construction et procédé de fabrication associé WO2019069330A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/IT2017/000159 WO2019069330A1 (fr) 2017-07-27 2017-10-06 Module de construction et procédé de fabrication associé
EP17797997.8A EP3692224A1 (fr) 2017-07-27 2017-10-06 Module de construction et procédé de fabrication associé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2017/000159 WO2019069330A1 (fr) 2017-07-27 2017-10-06 Module de construction et procédé de fabrication associé

Publications (2)

Publication Number Publication Date
WO2019069330A1 true WO2019069330A1 (fr) 2019-04-11
WO2019069330A8 WO2019069330A8 (fr) 2020-08-27

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EP (1) EP3692224A1 (fr)
WO (1) WO2019069330A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2584067A (en) * 2019-03-22 2020-11-25 Dura Composites Ltd Structural grating

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865007A (en) * 1997-10-27 1999-02-02 Composite Structures International, Inc. Integrally molded reinforced grating
WO2011014936A1 (fr) * 2009-08-07 2011-02-10 Nikolay Vaskov Ivanov Construction de bâtiment modulaire
WO2012083391A1 (fr) * 2010-12-21 2012-06-28 Nikolay Vaskov Ivanov Modules de grille et procédé pour verrouiller mutuellement des grilles
DE202014100833U1 (de) * 2014-02-24 2014-04-28 Lichtgitter Gmbh Press-Schweiß-Rost
WO2016178254A1 (fr) * 2015-05-04 2016-11-10 Montagnese Ruggero Structure de composé constituée d'un matériau composite et procédé de production

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865007A (en) * 1997-10-27 1999-02-02 Composite Structures International, Inc. Integrally molded reinforced grating
WO2011014936A1 (fr) * 2009-08-07 2011-02-10 Nikolay Vaskov Ivanov Construction de bâtiment modulaire
WO2012083391A1 (fr) * 2010-12-21 2012-06-28 Nikolay Vaskov Ivanov Modules de grille et procédé pour verrouiller mutuellement des grilles
DE202014100833U1 (de) * 2014-02-24 2014-04-28 Lichtgitter Gmbh Press-Schweiß-Rost
WO2016178254A1 (fr) * 2015-05-04 2016-11-10 Montagnese Ruggero Structure de composé constituée d'un matériau composite et procédé de production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2584067A (en) * 2019-03-22 2020-11-25 Dura Composites Ltd Structural grating
GB2584067B (en) * 2019-03-22 2023-10-25 Dura Composites Ltd Structural grating

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Publication number Publication date
EP3692224A1 (fr) 2020-08-12
WO2019069330A8 (fr) 2020-08-27

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